Subversion Repositories QNX 8.QNX8 LLVM/Clang compiler suite

//===- llvm/MC/MCRelocationInfo.h -------------------------------*- C++ -*-===//

//

// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

// See https://llvm.org/LICENSE.txt for license information.

// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

//

//===----------------------------------------------------------------------===//

//

// This file declares the MCRelocationInfo class, which provides methods to

// create MCExprs from relocations, either found in an object::ObjectFile

// (object::RelocationRef), or provided through the C API.

//

//===----------------------------------------------------------------------===//

#ifndef LLVM_MC_MCDISASSEMBLER_MCRELOCATIONINFO_H

#define LLVM_MC_MCDISASSEMBLER_MCRELOCATIONINFO_H

namespace llvm {

class MCContext;

class MCExpr;

/// Create MCExprs from relocations found in an object file.

class MCRelocationInfo {

protected:

  MCContext &Ctx;

public:

  MCRelocationInfo(MCContext &Ctx);

  MCRelocationInfo(const MCRelocationInfo &) = delete;

  MCRelocationInfo &operator=(const MCRelocationInfo &) = delete;

  virtual ~MCRelocationInfo();

  /// Create an MCExpr for the target-specific \p VariantKind.

  /// The VariantKinds are defined in llvm-c/Disassembler.h.

  /// Used by MCExternalSymbolizer.

  /// \returns If possible, an MCExpr corresponding to VariantKind, else 0.

  virtual const MCExpr *createExprForCAPIVariantKind(const MCExpr *SubExpr,

                                                     unsigned VariantKind);

};

} // end namespace llvm

#endif // LLVM_MC_MCDISASSEMBLER_MCRELOCATIONINFO_H